diff --git a/addressbook/inc/class.addressbook_activesync.inc.php b/addressbook/inc/class.addressbook_activesync.inc.php
index eb765fa8d2..469a668685 100644
--- a/addressbook/inc/class.addressbook_activesync.inc.php
+++ b/addressbook/inc/class.addressbook_activesync.inc.php
@@ -336,11 +336,11 @@ class addressbook_activesync implements activesync_plugin_write, activesync_plug
 					break;
 
 				case 'cat_id':
-					/*$message->$key = array();
+					$message->$key = array();
 					foreach($contact[$attr] ? explode(',',$contact[$attr]) : array() as $cat_id)
 					{
 						$message->categories[] = categories::id2name($cat_id);
-					}*/
+					}
 					break;
 
 				default:
@@ -503,6 +503,13 @@ class addressbook_activesync implements activesync_plugin_write, activesync_plug
 						$contact[$attr] = base64_decode($message->$key);
 						break;
 
+					case 'cat_id':
+						if (is_array($message->$key))
+						{
+							$contact[$attr] = implode(',', array_filter($this->addressbook->find_or_add_categories($message->$key, $id),'strlen'));
+						}
+						break;
+
 					default:
 						$contact[$attr] = $message->$key;
 						break;
@@ -560,6 +567,19 @@ class addressbook_activesync implements activesync_plugin_write, activesync_plug
 		return $ret;
 	}
 
+	/**
+	 * This should change the 'read' flag of a message on disk. The $flags
+	 * parameter can only be '1' (read) or '0' (unread). After a call to
+	 * SetReadFlag(), GetMessageList() should return the message with the
+	 * new 'flags' but should not modify the 'mod' parameter. If you do
+	 * change 'mod', simply setting the message to 'read' on the PDA will trigger
+	 * a full resync of the item from the server
+	 */
+	function SetReadFlag($folderid, $id, $flags)
+	{
+		return false;
+	}
+
 	/**
 	 * Return a changes array
 	 *
diff --git a/calendar/inc/class.calendar_activesync.inc.php b/calendar/inc/class.calendar_activesync.inc.php
index 4061fc4d32..0a56e6105a 100644
--- a/calendar/inc/class.calendar_activesync.inc.php
+++ b/calendar/inc/class.calendar_activesync.inc.php
@@ -274,7 +274,7 @@ class calendar_activesync implements activesync_plugin_write
 		if ($recur_date)	// virtual exception
 		{
 			// @todo check if virtual exception needs to be saved as real exception, or only stati need to be changed
-			debutLog(__METHOD__."('$folderid',$id:$recur_date,".array2string($message).") handling of virtual exception not yet implemented!");
+			debugLog(__METHOD__."('$folderid',$id:$recur_date,".array2string($message).") handling of virtual exception not yet implemented!");
 			error_log(__METHOD__."('$folderid',$id:$recur_date,".array2string($message).") handling of virtual exception not yet implemented!");
 		}
 		if (!$this->calendar->check_perms($id ? EGW_ACL_EDIT : EGW_ACL_ADD,$event ? $event : 0,$account))
@@ -535,6 +535,19 @@ class calendar_activesync implements activesync_plugin_write
 		return $ret;
 	}
 
+	/**
+	 * This should change the 'read' flag of a message on disk. The $flags
+	 * parameter can only be '1' (read) or '0' (unread). After a call to
+	 * SetReadFlag(), GetMessageList() should return the message with the
+	 * new 'flags' but should not modify the 'mod' parameter. If you do
+	 * change 'mod', simply setting the message to 'read' on the PDA will trigger
+	 * a full resync of the item from the server
+	 */
+	function SetReadFlag($folderid, $id, $flags)
+	{
+		return false;
+	}
+
 	/**
 	 * Get specified item from specified folder.
 	 *
@@ -632,7 +645,7 @@ class calendar_activesync implements activesync_plugin_write
 			$message->attendees[] = $attendee;
 		}
 		$message->categories = array();
-		foreach($event['catgory'] ? explode(',',$event['category']) : array() as $cat_id)
+		foreach($event['category'] ? explode(',',$event['category']) : array() as $cat_id)
 		{
 			$message->categories[] = categories::id2name($cat_id);
 		}
@@ -1076,4 +1089,4 @@ if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE_
 	// find matching timezone from as data
 	// this returns the FIRST match, which is in case of Pacific/Auckland eg. Antarctica/McMurdo ;-)
 	echo array2string(calendar_activesync::as2tz($as_tz));
-}
\ No newline at end of file
+}